diff --git a/php7.4/dockerfile b/php7.4/dockerfile
index dfb8590..afad39c 100644
--- a/php7.4/dockerfile
+++ b/php7.4/dockerfile
@@ -1,5 +1,7 @@
 FROM php:7.4-fpm
 
+RUN sed -i s@/archive.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list
+
 RUN apt-get update && apt-get install -y \
             zip \
             unzip \